BGS mineralogy and petrology collection record

Sample number S78680; COLLNOMY953;
Sample Donor Gould,D.
Rock name Not entered
Stratigraphy Not entered
Comments Fine grained dark blue grey dyke rock (Clark's lamprophyre)
Locality details Ord Hill, NE ridge, 600m SW of Windyfield
50k map sheet Alford (76W)

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Map reference NJ 4900 2766
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S78680

Cross Polarized, S78680

Plane Polarized, S78680

Plane Polarized, S78680